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Home > Products >  Michaelis buffer

Michaelis buffer CAS NO.126-96-5

  • Min.Order: 1 Metric Ton
  • Payment Terms: T/T,MoneyGram,Other
  • Product Details

Keywords

  • Michaelis buffer
  • Sodium hydrogen diacetate
  • Monosodium diacetate

Quick Details

  • ProName: Michaelis buffer
  • CasNo: 126-96-5
  • Molecular Formula: C4H7NaO4
  • Appearance: white powder
  • Application: [Use 1] It is a new type of food and ...
  • DeliveryTime: 4-15 workdays
  • PackAge: 25kg/bag
  • Port: China any of port
  • ProductionCapacity: 600 Metric Ton/Month
  • Purity: 98
  • Storage: 2-8°C
  • Transportation: by sea or air
  • LimitNum: 1 Metric Ton

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Bulk Order: Shipped via sea or air, it's according to your requirement, delivery time is 7-15days after payment.

 

Details

Sodium diacetate physicochemical properties
Density 1.5285 g/cm3
Boiling point 117.1oC at 760 mmHg
Melting point 323-329 °C (lit.)
Molecular formula C4H7NaO4
Molecular weight 142.086
Flash point 40oC
Exact quality 142.024200
PSA 77.43000
Appearance traits solid
Storage conditions 2-8 ° C
Stability
Basic nature
 
Sodium diacetate is a molecular compound of sodium acetate and acetic acid, which is associated by short hydrogen bonds. White hygroscopic crystalline powder, non-toxic, with acetic acid odor, soluble in water (1g/ml) and ethanol. Decomposed by heating to above 1500 °C, emitting smoke and irritating sourness. The pH of the aqueous solution is 4.5 to 5.0 (10% aqueous solution).
 
Computing chemistry
1. Hydrophobic parameter calculation reference value (XlogP):
 
2. Number of hydrogen bond donors: 1
 
3. Number of hydrogen bond acceptors: 4
 
4, the number of rotatable chemical bonds: 0
 
5. Number of tautomers:
 
6, topological molecular polar surface area (TPSA): 77.4
 
7, the number of heavy atoms: 9
 
8, surface charge: 0
 
9, complexity: 65.6
 
10. Number of isotope atoms: 0
 
11, determine the number of atomic stereocenters: 0
 
12. Uncertainty of the number of atomic stereocenters: 0
 
13. Determine the number of chemical bond stereocenters: 0
 
14. Uncertain chemical bond number of stereocenters: 0
 
15, the number of covalent key units: 3
 
More
1. Character: white hygroscopic crystalline powder
 
2. Melting point (°C): 323-329
 

 

ANALYSIS ITEM

QUALITY INDEXES

Sensory requirements

 

Color

White

 

Smell

Acetic acid smell

 

Texture

Crystalline solid

Free acetic acid’s

39.00-41.00

Sodium Acetate(Ch3COONa)%

58.00-60.00

Moisture ≤ %

2.00

PH(10% aqueous solution)

4.50-5.00

Formic acid and Matters easy to oxidize≤ ﹪

0.10

Heavy metals(as Pb)≤﹪

0.001

Arsenic(As)≤﹪

0.0003

Lead(Pb)≤%

0.0002

Mercury(Hg)≤%

0.0001

 

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